RareSight AG has been renamed Vivarus Diagnostics AG. The change was entered in the Swiss commercial register on 28 August 2026. We've renamed to Vivarus Diagnostics AG; same company, same team, same vision, with a name that better reflects what we're building. What this means in practice This is a change of name only. Vivarus Diagnostics AG is the same legal entity as RareSight AG, with the same founders, the same ownership and the same registered address. Existing agreement

Vivarus Diagnostics (at the time RareSight) has been awarded: Most Innovative AI-Powered Rare Disease Diagnostics Platform - Switzerland: Healthcare & Pharmaceutical Awards 2026, hosted by GHP News.